Home / 105,044.82-157,567.15-38,490.16

Finding the Fourth Proportional to 105,044.82, 157,567.15 and 38,490.16

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Solution

The fourth proportional to 105,044.82, 157,567.15 and 38,490.16 is: 57,735.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,044.82 : 157,567.15 = 38,490.16 : x
  2. Step 2: Convert to fraction form
    105,044.82/157,567.15 = 38,490.16/x
  3. Step 3: Cross multiply
    105,044.82x = 157,567.15 × 38,490.16
  4. Step 4: Simplify right side
    105,044.82x = 6,064,785,098.78
  5. Step 5: Solve for x
    x = 6,064,785,098.78/105,044.82
  6. Step 6: Final answer
    x = 57,735.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.